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| Variable | TLV | OLV30 | OLV60 | OLV90 | OLV120 |
|---|---|---|---|---|---|
| PaCO2 (mmHg) | 46.5 ± 6.9 | 52.2 ± 9.1 | 52.2 ± 7.0 | 52.4 ± 6.9 | 52.2 ± 6.6 |
| PetCO2 (mmHg) | 34.7 ± 4.7 | 39.7 ± 5.6 | 40.2 ± 4.8 | 41.2 ± 5.6 | 40.7 ± 5.5 |
| PtcCO2 (mmHg) | 50.6 ± 8.0 | 56.1 ± 10.5 | 55.2 ± 8.4 | 55.0 ± 10.7 | 54.4 ± 10.0 |
Values are expressed as mean ± standard deviation. OLV30, OLV60, OLV90 and OLV120 refer to 30, 60, 90 and 120 minutes of OLV, respectively. TLV, two-lung ventilation; OLV, one-lung ventilation.
